7. _______________ A device called a seismometer can detect large earthquakes happeningunderwater. When the device sends this data to government centers, the people in the centerscan warn people of a tsunami. Unfortunately, however, this gives a lot of false warnings sinceonly about 25% of earthquakes cause a tsunami.
(A) One way of predicting tsunami is to look for underwater earthquakes.
(B) One way of preventing tsunami is to use a seismometer.
(C) Earthquakes, volcanic eruptions and other underwater explosions all have potentials to createa tsunami.
(D) Regions with a high tsunami risk typically use warning systems to warn the population beforethe wave reaches land.¯¯公告試題僅供參考外語群英語類 專業科目(二)共 12 頁 第 4 頁